Finding the Fourth Proportional to 3,188,103,624,115, 4,782,155,436,172 and 3,188,103,624,115
Calculator
Solution
The fourth proportional to 3,188,103,624,115, 4,782,155,436,172 and 3,188,103,624,115 is: 4,782,155,436,172
Step by Step Solution
- Step 1: Write the proportion equation
3,188,103,624,115 : 4,782,155,436,172 = 3,188,103,624,115 : x - Step 2: Convert to fraction form
3,188,103,624,115/4,782,155,436,172 = 3,188,103,624,115/x - Step 3: Cross multiply
3,188,103,624,115x = 4,782,155,436,172 × 3,188,103,624,115 - Step 4: Simplify right side
3,188,103,624,115x = 15,246,007,077,141,201,341,644,800 - Step 5: Solve for x
x = 15,246,007,077,141,201,341,644,800/3,188,103,624,115 - Step 6: Final answer
x = 4,782,155,436,172
Related Problems
Find fourth proportional to 1,594,051,812,057.50, 2,391,077,718,086 and 1,594,051,812,057.50
Half scale
Find fourth proportional to 6,376,207,248,230, 9,564,310,872,344 and 6,376,207,248,230
Double scale
Find fourth proportional to 3,188,103,624,116, 4,782,155,436,173.50 and 3,188,103,624,116
Similar ratio
Find fourth proportional to 4,782,155,436,172.50, 7,173,233,154,258 and 4,782,155,436,172.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.